Coniugazione del verbo inglese
COULD YEN

Verbo regolare: yen - yenned - yenned

Affermazione

Forma semplice	Forma con V-ing
I could yen you could yen he could yen we could yen you could yen they could yen	I could be yenning you could be yenning he could be yenning we could be yenning you could be yenning they could be yenning
Perfetto	Perfetto con V-ing
I could have yenned you could have yenned he could have yenned we could have yenned you could have yenned they could have yenned	I could have been yenning you could have been yenning he could have been yenning we could have been yenning you could have been yenning they could have been yenning

Negazione

Forma semplice	Forma con V-ing
I couldn't yen you couldn't yen he couldn't yen we couldn't yen you couldn't yen they couldn't yen	I couldn't be yenning you couldn't be yenning he couldn't be yenning we couldn't be yenning you couldn't be yenning they couldn't be yenning
Perfetto	Perfetto con V-ing
I couldn't have yenned you couldn't have yenned he couldn't have yenned we couldn't have yenned you couldn't have yenned they couldn't have yenned	I couldn't have been yenning you couldn't have been yenning he couldn't have been yenning we couldn't have been yenning you couldn't have been yenning they couldn't have been yenning

Forma interrogativa

Forma semplice	Forma con V-ing
could I yen? could you yen? could he yen? could we yen? could you yen? could they yen?	could I be yenning? could you be yenning? could he be yenning? could we be yenning? could you be yenning? could they be yenning?
Perfetto	Perfetto con V-ing
could I have yenned? could you have yenned? could he have yenned? could we have yenned? could you have yenned? could they have yenned?	could I have been yenning? could you have been yenning? could he have been yenning? could we have been yenning? could you have been yenning? could they have been yenning?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I yen? couldn't you yen? couldn't he yen? couldn't we yen? couldn't you yen? couldn't they yen?	couldn't I be yenning? couldn't you be yenning? couldn't he be yenning? couldn't we be yenning? couldn't you be yenning? couldn't they be yenning?
Perfetto	Perfetto con V-ing
couldn't I have yenned? couldn't you have yenned? couldn't he have yenned? couldn't we have yenned? couldn't you have yenned? couldn't they have yenned?	couldn't I have been yenning? couldn't you have been yenning? couldn't he have been yenning? couldn't we have been yenning? couldn't you have been yenning? couldn't they have been yenning?